-ey a-a a-c aaa aac aad aae aap aas aay ac- aca acc acd ace acp acs acy ad- ada adc add ade adp ads ady aea aec aed aee aep aes aey ap- apa apc apd ape app aps apy as- asa asc asd ase asp ass asy ay- aya ayc ayd aye ayp ays c-- caa cac cad cae cap cas cay cca ccc ccd cce ccp ccs cda cdc cdd cde cdp cds cdy ce- cea cec ced cee cep ces cey cpa cpc cpd cpe cpp cps csa csc csd cse csp css csy cya cyc cyd cye cyp cys daa dac dad dae dap das day dca dcc dcd dce dcp dcs dda ddc ddd dde ddp dds ddy de- dea dec ded dee dep des dey dpa dpc dpd dpe dpp dps dsa dsc dsd dse dsp dss dsy dy- dya dyc dyd dye dyp dys dyy eaa eac ead eae eap eas ec- eca ecc ecd ece ecs ed- eda edc edd ede edp eds edy eea eec eed eee eep ees eey ep- epa epc epd epe epp eps es- esa esc esd ese esp ess esy eya eyc eyd eye eyp eys p-p paa pac pad pae pap pas pay pca pcc pcd pce pcp pcs pda pdc pdd pde pdp pds pea pec ped pee pep pes pey ppa ppc ppd ppe ppp pps ps- psa psc psd pse psp pss psy py- pya pyc pyd pye pys saa sac sad sae sap sas say sca scc scd sce scp scs sda sdc sdd sde sdp sds sdy se- sea sec sed see sep ses sey spa spc spd spe spp sps spy ss- ssa ssc ssd sse ssp sss sy- sya syc syd sye syp sys yaa yac yad yae yap yas yay yca ycc ycd yce ycp ycs ycy yda yde yds ydy yea yec yed yee yep yes yey ypa ypd yps ysa ysc yse ysp yss ysy yyc yye yys yyy